60 Aves. 
Subject Index. — Ethology. 
5819 
Wenliam lake, Massachusetts ; Phillips, 
1051: The migration of North American 
sparrows ; Cooke, 299. 
Canada, Raptorial migration at Point 
Pelee, S. Ontario ; Taverner, 1354 : 
The spring migration at Fishermans 
Island, Toronto, in 1910 ; Munro, 929. 
Migration of Single Species. 
Tetrao tetrix, in Russia; Kisenskij, 
689: Coturnix coturnix , in the Crimea ; 
PleSCejev, 1063. 
Syrrhaptes paradoxus, in Sudost-Russ- 
land (Russ.) ; Karamsin, 672. 
Fidica atra, in Bedfordshire ; Elliott, 
377. 
Larus ridibundus, Migration route 
from the Baltic to Italy ; Ghigi, 453 : 
Migration movements in Finland ; Bren- 
ner, 175. 
Gallinago stenura and G. major , 
migrations in India ; Baker, 61 : G. 
major on the sea of Azolf ; Egorow, 
367. 
Scolopax rusticola, spring migration 
in Mecklenburg ; Grundlach, 488. 
Ciconia ciconia, spring migration in 
1910 ; Hennemann, 565 : spring migra- 
tion in European Russia; Kaigorodov, 
668, 669 : reports from Rossitten ; 
Thienemann, 1377. 
Nettion crecca,a, case of the migration 
and return in Massachusetts; Phillips, 
1053. 
Mergus serrator in the United States ; 
Townsend, 1406. 
Cryptoglaux acadia in the United 
States ; Taverner and Swales, 1355. 
Chaetura acuticauda, effect of weather 
conditions on the arrival and movements 
in Australia ; Dove, 349. 
Cypselus apus in Austria ; Tschusi zu 
Schmidhoffen, 1416. 
Cucidus canorus, observed on migra- 
tion near Havre ; Ternier, 1359 : move- 
ments in Russia ; Kaygorodoff, 668. 
Eirundo rustica, fresh studies on 
Swallow migration in France ; Kirchner, 
687 : spring migration in Germany ; 
Hennemann, 565. 
Daidias luscinia and D. pliilomela ; 
Butler, 208. 
Varus major major, in England ; 
Ticehurst, 1391. 
Motacilla alba in Ireland ; Warren, 
1454. 
Acanthis linaria, the invasion in 
Scotland in 1910; Evans, 382: in 
Germany ; Weigold, 1472. 
Loxia curviroslra, irruption in the 
British Isles in 1909 ; Witherby and 
Alexander, 1511 : in Westphalia ; 
Hennemann, 567 : in Italy ; Cavazza, 
239 : in western Russia ; Scharleman, 
1228 : in Turkestan ; Sarudny, 1202. 
Nuclfraga earycatoctcs, movements 
and migrations in Norfolk, England ; 
Gurney, 497 : in Germany ; Klein- 
schmidt, 669 : Plettenberg, 1065 : 
Reichenow, 1123. 
Garrulus glandarius in Austria ; Bau, 
100 . 
Corvus frugilegus, in Russia; 
Kaigorodoff, 668. 
Bird Marking Experiments. 
Bird-marking with special reference to 
the Aberdeen University scheme ; 
Thomson, 1382. 
General account of the bird-marking 
experiments at Rossitten, Germany ; 
Thienemann, 1374: in Bavaria in 1910; 
Stresemann, 1333 : in Hungary in 1911; 
Schenk, 1231 : in Holland ; Oort, 1003 : 
in Denmark ; Mortensen, 925. 
Critical remarks on bird marking ; 
Christoleit, 266. 
Records of the recapture of marked 
birds; Ticehurst, 1387: Witherby, 
1512. 
Accounts of the marking and recap- 
ture of Larus ridibundus, Parrot, 1022 : 
Querquedula crecca, Bartholomew, 95 : 
Ardea cinerea, Rendtorff, 1127 : 
Cypselus apus, Tschusi, 1419: Eirundo 
rustica, Szeots, 1347. 
Flight and other Methods of 
Locomotion. 
Thoughts on the flight of birds and 
men ; Barnet-Rivet ; 72 : Bird-flight 
and Aviation ; Lilienthal, 774 : Aviation 
and Ornithology ; Herman, 574 : Der 
Mascliinen- und Vogelflug; Popper- 
Lynkeus, 1086. 
